The ec160 power supply unit features a 230v ac 16a input via a pre-wired lead, rcd protection and 3 x 10a mcb outputs via quick fit connector blocks. there is a 150w 13.9v battery charger with on/off switch and 5 x 10a 12v fused outputs (auxiliary/lights and pump are switched) via screwed terminal blocks. also built in to the unit are: split charge relay, emc isolation relay, digital voltmeter with on/off switch and a reverse polarity indicator.